3 files changed, 16 insertions, 3 deletions
diff --git a/theme/javascript/platform.js b/theme/javascript/platform.js
index 9721fb7..b6fb453 100644
--- a/theme/javascript/platform.js
+++ b/theme/javascript/platform.js
@@ -1,3 +1,5 @@
 module.exports = {
-    isMobile: /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)
+    isMobile: function() {
+        return (document.width <= 600);
+    }
 };
diff --git a/theme/javascript/sidebar.js b/theme/javascript/sidebar.js
index d381822..9fc1e8e 100644
--- a/theme/javascript/sidebar.js
+++ b/theme/javascript/sidebar.js
@@ -25,9 +25,14 @@ function isOpen() {
 // Prepare sidebar: state and toggle button
 function init() {
     // Init last state if not mobile
-    if (!platform.isMobile) {
+    if (!platform.isMobile()) {
         toggleSidebar(storage.get('sidebar', true), false);
     }
+
+    // Close sidebar after clicking a link on mobile
+    $(document).on('click', '.book-summary li.chapter a', function(e) {
+        if (platform.isMobile()) toggleSidebar(false, false);
+    });
 }
 
 // Filter summary with a list of path
diff --git a/theme/javascript/state.js b/theme/javascript/state.js
index fb91f7a..a6a7877 100644
--- a/theme/javascript/state.js
+++ b/theme/javascript/state.js
@@ -11,6 +11,9 @@ state.update = function(dom) {
     state.level = $book.data('level');
     state.basePath = $book.data('basepath');
 
+    // If book is multilingual, language of this book
+    state.innerlanguage = $book.data('innerlanguage');
+
     // Date of build
     state.revision = $book.data('revision');
 
@@ -20,11 +23,14 @@ state.update = function(dom) {
     // Title of the chapter
     state.chapterTitle = $book.data('chapter-title');
 
-    // Absolute url to the root of the book
+    // Absolute url to the root of the book (inner book)
     state.root = url.resolve(
         location.protocol+'//'+location.host,
         path.dirname(path.resolve(location.pathname.replace(/\/$/, '/index.html'), state.basePath))
     );
+
+    // Absolute root to the language (for multilingual book)
+    state.bookRoot = state.innerlanguage? url.resolve(state.root, '..') : state.root;
 };
 
 state.update($);